{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944110,-0.329630,0.000000,0.000000,0.184164,-0.527474,0.829370,0.000000,-0.272810,0.781369,0.561281,0.000000,-1741857.930139,4988944.526448,3559718.371105,1],    "boundingVolume": {    "region": [1.906660,0.595876,1.906756,0.595990,0.000000,8.793250]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1297006.b3dm"}}}